Nuclear Physics And Radioactivity Question 349

Question: 1 Curie is equal to [BHU 2001]

Options:

A) $ 3\times 10^{10} $ disintegrations/sec

B) $ 3.7\times 10^{7} $ disintegrations/sec

C) $ 5\times 10^{7} $ disintegrations/sec

D) $ 3.7\times 10^{10} $ disintegrations/sec

Show Answer

Answer:

Correct Answer: D

Solution:

Complete reaction will be as follows $ {92}X^{235}\to {82}Y^{207}+7{2}He^{4}+{4{-1}}e^{0} $ i.e., seven $ \alpha - $ particles and four $ \beta - $ particles will be emitted.